<template>
  <view class="login-container">
    <uni-icons type="contact-filled" size="100" color="#afafaf"></uni-icons>
    <button type="primary" class="btn-login" @click="getUserProfile">一键登录</button>
    <!-- <button type="primary" class="btn-login" open-type="getUserInfo" @getuserInfo="getUserInfo">一键登录</button> -->
    <text class="tips-text">登录后尽享更多权益</text>
  </view>
</template>
<script>
  import {mapMutations,mapState} from 'vuex'
  export default{
    data(){
      return{
        
      }
    },
    computed:{
      ...mapState('m_user',['redirectInfo'])
    },
    methods:{
      ...mapMutations('m_user',['updateUserInfo','updateToken','updateRedirectInfo']),
      // 授权之后，获取用户的基本信息
      getUserProfile() {
          uni.getUserProfile({
           desc: '请求授权', // 声明获取用户个人信息后的用途，后续会展示在弹窗中，请谨慎填写
           success: (res) => {
            console.log(res)
            // 这部分是更新用户信息的
            this.updateUserInfo(res.userInfo)
            this.getToken(res)
           },
           fail: (res) => {
            return uni.$showMsg("已取消登录授权")
           }
          })
         },
         async getToken(info){
           // 获取code对应的值
           const [err,res] = await uni.login().catch(err=>err)
          
           if(err||res.errMsg!=='login:ok') return uni.$showMsg('登录失败！')
            console.log(res.code)
            console.log(info)
            const query = {
              code:res.code,
              encryptedData:info.encryptedData,
              iv:info.iv,
              rawData:info.rawData,
              signature:info.signature
            }
            // console.log(query)
            const {data:loginResult} = await uni.$http.post('/api/public/v1/users/wxlogin',query)
            if(loginResult.meta.status!==400) return uni.$showMsg('登录失败！')
            // uni.$showMsg('登录成功！')
            
            // 直接把token保存到vuex中
            // this.updateToken(loginResult.message.token)
            this.updateToken("Bearer eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJ1aWQiOjIzLCJpYXQiOjE1NjQ3MzAwNzksImV4cCI6MTAwMTU2NDczMDA3OH0.YPt-XeLnjV-_1ITaXGY2FhxmCe4NvXuRnRB8OMCfnPo")
            this.navigateBack()
         },
         navigateBack(){
           if(this.redirectInfo&&this.redirectInfo.openType==='switchTab'){
             uni.switchTab({
               url:this.redirectInfo.from,
               complete:()=>{
                 this.updateRedirectInfo(null)
               }
             })
           }
         }
         // 用户授权之后，获取用户的基本信息 方法失效
        /* getUserInfo(e){
           console.log(e)
           if(e.detail.errMsg === 'getUserInfo:fail auth deny' ) return uni.$showMsg('您取消了登录授权！')
           console.log(e.detail.userInfo)
           this.updateUserInfo(e.detail.userInfo)
           this.getToken(e.detail)
         } */

    }
  }
</script>
<style lang="scss">
  .login-container{
    height:750rpx;
    background-color: #f8f8f8;
    display:flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    position:relative;
    overflow: hidden;
    &::after{
      content:' ';
      display:block;
      width:100%;
      height:40px;
      background-color: #fff;
      position: absolute;
      bottom:0;
      left:0;
      border-radius: 100%;
      transform: translateY(50%);
    }
    .btn-login{
      width:90%;
      border-radius: 100px;
      margin:15px 0;
      background-color: #c00000;
    }
    .tips-text{
      font-size: 12px;
      color:gray;
    }
  }
</style>
